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author | nicolargo <nicolas@nicolargo.com> | 2023-12-21 15:53:27 +0100 |
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committer | nicolargo <nicolas@nicolargo.com> | 2023-12-21 15:53:27 +0100 |
commit | 70250981b9ebabd3212c9e3d01c1fced49e1a33e (patch) | |
tree | 09569f96e0a7c0dfa2cd851e597f96379964e8a4 /glances/plugins/percpu/__init__.py | |
parent | e936a38dde886f151d75977b4ec947a8f5da2259 (diff) | |
parent | 380888a5648d914439f9b221dfd5ce589b2ffd54 (diff) |
Merge branch 'develop' into issue2183issue2183
Diffstat (limited to 'glances/plugins/percpu/__init__.py')
-rw-r--r-- | glances/plugins/percpu/__init__.py | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/glances/plugins/percpu/__init__.py b/glances/plugins/percpu/__init__.py index e69de29b..5e3e6492 100644 --- a/glances/plugins/percpu/__init__.py +++ b/glances/plugins/percpu/__init__.py @@ -0,0 +1,102 @@ +# -*- coding: utf-8 -*- +# +# This file is part of Glances. +# +# SPDX-FileCopyrightText: 2022 Nicolas Hennion <nicolas@nicolargo.com> +# +# SPDX-License-Identifier: LGPL-3.0-only +# + +"""Per-CPU plugin.""" + +from glances.cpu_percent import cpu_percent +from glances.plugins.plugin.model import GlancesPluginModel + +# Define the history items list +items_history_list = [ + {'name': 'user', 'description': 'User CPU usage', 'y_unit': '%'}, + {'name': 'system', 'description': 'System CPU usage', 'y_unit': '%'}, +] + + +class PluginModel(GlancesPluginModel): + """Glances per-CPU plugin. + + 'stats' is a list of dictionaries that contain the utilization percentages + for each CPU. + """ + + def __init__(self, args=None, config=None): + """Init the plugin.""" + super(PluginModel, self).__init__( + args=args, config=config, items_history_list=items_history_list, stats_init_value=[] + ) + + # We want to display the stat in the curse interface + self.display_curse = True + + def get_key(self): + """Return the key of the list.""" + return 'cpu_number' + + @GlancesPluginModel._check_decorator + @GlancesPluginModel._log_result_decorator + def update(self): + """Update per-CPU stats using the input method.""" + # Init new stats + stats = self.get_init_value() + + # Grab per-CPU stats using psutil's cpu_percent(percpu=True) and + # cpu_times_percent(percpu=True) methods + if self.input_method == 'local': + stats = cpu_percent.get(percpu=True) + else: + # Update stats using SNMP + pass + + # Update the stats + self.stats = stats + + return self.stats + + def msg_curse(self, args=None, max_width=None): + """Return the dict to display in the curse interface.""" + # Init the return message + ret = [] + + # Only process if stats exist... + if not self.stats or not self.args.percpu or self.is_disabled(): + return ret + + # Build the string message + if self.is_disabled('quicklook'): + msg = '{:7}'.format('PER CPU') + ret.append(self.curse_add_line(msg, "TITLE")) + + # Per CPU stats displayed per line + for stat in ['user', 'system', 'idle', 'iowait', 'steal']: + if stat not in self.stats[0]: + continue + msg = '{:>7}'.format(stat) + ret.append(self.curse_add_line(msg)) + + # Per CPU stats displayed per column + for cpu in self.stats: + ret.append(self.curse_new_line()) + if self.is_disabled('quicklook'): + try: + msg = '{:6.1f}%'.format(cpu['total']) + except TypeError: + # TypeError: string indices must be integers (issue #1027) + msg = '{:>6}%'.format('?') + ret.append(self.curse_add_line(msg)) + for stat in ['user', 'system', 'idle', 'iowait', 'steal']: + if stat not in self.stats[0]: + continue + try: + msg = '{:6.1f}%'.format(cpu[stat]) + except TypeError: + msg = '{:>6}%'.format('?') + ret.append(self.curse_add_line(msg, self.get_alert(cpu[stat], header=stat))) + + return ret |